respond /rɪ'spɒnd/ v. 回应
host /həʊst/ n. 主人
spouse /spaʊs/ n. 伴侣
business associate 业务伙伴
C. Passage1
Do you know how to respond to invitations correctly in English? Do you remember that last invitation from a friend? How did you ①
the visit with your friend? When you receive an invitation, you don’t have to say yes or no immediately. But you should give an answer ②
. Make sure you know the time and place of the party. Make sure you ③
your thanks to the host. If you are married, you can bring him/her with you ④
your host knows that you have a spouse. If the party includes business associates, a suit will be ⑤
. If the party is just for friends, you don’t need to dress formally.